40226612 has 24 divisors (see below), whose sum is σ = 71850240. Its totient is φ = 19701920.

The previous prime is 40226611. The next prime is 40226621. The reversal of 40226612 is 21662204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40226611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55589 + ... + 56307.

It is an arithmetic number, because the mean of its divisors is an integer number (2993760).

Almost surely, 2^40226612 is an apocalyptic number.

It is an amenable number.

40226612 is a deficient number, since it is larger than the sum of its proper divisors (31623628).

40226612 is a wasteful number, since it uses less digits than its factorization.

40226612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 991 (or 989 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 40226612 is about 6342.4452697678. The cubic root of 40226612 is about 342.6398086583.

Adding to 40226612 its reverse (21662204), we get a palindrome (61888816).

The spelling of 40226612 in words is "forty million, two hundred twenty-six thousand, six hundred twelve".